Which of the following is required when more than one person uses a central computer at the same time?
Terminal
Light pen
Digitizer
Mouse
Correct Answer :
A. Terminal
Related Questions
CD-ROM stands for
Compactable Read Only Memory
Compact Data Read Only Memory
Compactable Disk Read Only Memory
Compact Disk Read Only Memory
Which of the following generation computers had expensive operation cost?
First
Second
Third
Fourth
Operating system, editors, and debuggers comes under?
System Software
Application Software
Utilities
None of the above
Which is a non-standard version of a computing language?
PROLOG
APL
Army
PL/1
When was the world's first laptop computer introduced in the market and by whom?
Hewlett-Packard
Epson, 1981
Laplink traveling software In1982
Tandy model-2000, 1985
Which is considered a direct entry input device?
Optical scanner
Mouse and digitizer
Light pen
All of the above
Which of the following is the most quickly accessible storage?
RAM
Registers
Disks
Pen Drive
How was the generation of computer classified?
By the device used in memory & processor
By the speed of computer
By the model of the computer
By the accuracy of computer
Seek time is
Time to position the head over proper track
Time to position the head over proper sector
Time to position the head over proper cylinder
None of above
Which of the following storage device can store the largest amount of data?
Hard Disks
Flash Disks
Blu-Ray Disks
DVDs
Which access method is used for obtaining a record from a cassette tape?
Direct
Sequential
Random
All of the above
Today's computer giant IBM was earlier known by different name which was changed in 1924. What was that name?
Computer Tabulating Recording Co.
The Tabulator Ltd.
International Computer Ltd.
None of above
What is the name of the new color laptop computer which is powered by a 386 processor at 33 MHz and is built by Epson?
AX3/33
NEC-20
Magnum 2000
HCL-3000
What type of device is computer keyboard?
Memory
Output
Storage
Input
In _____ mode, the communication channel is used in both directions at the same time?
Full-duplex
Simplex
Half-duplex
None of the above
Size of the primary memory of a PC ranges between
2KB to 8KB
64KB & 256KB
256KB & 640KB
None of these
Which of the following is required when more than one person uses a central computer at the same time?
Terminal
Light pen
Digitizer
Mouse
1 nibble equals to
1 bits
2 bits
4 bits
8 bits
The terminal device that functions as a cash register, computer terminal, and OCR reader is the:
Data collection terminal
OCR register terminal
Video Display terminal
POS terminal
John Napier invented Logarithm in
1614
1617
1620
None of above
Codes consisting of lines of varying widths or lengths that are computer-readable are known as-
an ASCII code
a magnetic tape
an OCR scanner
a bar code
Another word for a daisy wheel printer
Petal printer
Golf ball printer
Laser printer
Line printer
A datum that indicates some important state in the content of input or output is
Sequence
Sentinel
SIO
Sibling
EEPROM stands for
Electrically Erasable Programmable Read Only Memory
Easily Erasable Programmable Read Only Memory
Electronic Erasable Programmable Read Only Memory
None of the above
The first general purpose electronic computer in the world was
UNIVAC
EDVAC
ENIAC
All of above
CD-ROM is a
Semiconductor memory
Memory register
Magnetic memory
None of above
A physical connection between the microprocessor memory and other parts of the microcomputer is known as
Path
Address bus
Route
All of the above
A systems programming language for microcomputers in the Intel family is
PL/C
PL/CT
PL/M
PLA
ABC is a
Special purpose computer
General purpose computer
All Purpose Computer
None of above
Which was the most popular first generation computer?
IBM 650
IBM 360
IBM 1130
IBM 2700